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Manufacturing Consolidation Project and Tax Strategy (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jul. 04, 2014
Schedule Of Restructuring Reserve By Type Of Cost [Line Items]  
Liability at January 3, 2014 $ 759
Costs incurred and charged to expense 334
Cash payments (743)
Liability at April 4, 2014 350
Termination Benefits [Member]
 
Schedule Of Restructuring Reserve By Type Of Cost [Line Items]  
Liability at January 3, 2014 731
Costs incurred and charged to expense 212
Cash payments (593)
Liability at April 4, 2014 350
Other Associated Costs [Member]
 
Schedule Of Restructuring Reserve By Type Of Cost [Line Items]  
Liability at January 3, 2014 28
Costs incurred and charged to expense 122
Cash payments (150)
Liability at April 4, 2014 $ 0